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March 2016; accepted 19 December 2016 Abstract: The effects of graphene nanoplates (GNPs) on the microstructures and mechanical properties of nanoparticles strengthening activating tungsten inert gas... flux coating. Moreover, the generation of necking only occurred in the welded joints with TiO2+GNPs flux. Key words: graphene nanoplate; nanoparticles strengthening activating gas tungsten inert arc......
Effects of precipitation strengthening heat treatment for Al-Mg alloy Seong-Jong KIM1, Seok-Ki JANG1, Min-Su HAN1, Seong-Kwon KIM2, Jong-Sin KIM3 1. Division of Marine System Engineering, Mokpo... and artificial aging treatment were established in order to optimize precipitation strengthening conditions intended to enhance the strength of Al alloys. Slow strain rate tests (SSRT) at various......
γ/γ′ interface strengthening of Re in single crystal superalloys LUO Yu-shi(骆宇时), LI Jia-rong(李嘉荣), LIU Shi-zhong(刘世忠), HAN Mei(韩 梅), CAO Chun-xiao(曹春晓) National Key Laboratory of Advanced High..., which results in strengthened γ/γ′ interface at elevated temperature. Key words: single crystal superalloy; γ/γ?; interface strengthening; dislocation; Re 1 Introduction The strength of single crystal......
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J. Cent. South Univ. Technol. (2008) 15(s1): 447-452 DOI: 10.1007/s11771-008-397-9 Mechanical model for yield strength of nanocrystalline materials under high strain rate loading ZHU Rong-tao(朱... yield strength of nanocrystalline materials, a new mechanical model based on the deformation mechanism of nanocrystalline materials under high strain rate loading was developed. As a first step......
Damage model of fresh concrete in sulphate environmentZHANG Jing-shu(张敬书)1, 2, ZHANG Yin-hua(张银华)2, 4, FENG Li-ping(冯立平)2, 5, JIN de-bao(金德保)3, WANG Chao-cheng(汪朝成)2, 5, DONG Qing-you(董庆友)1, 6(1... Engineering Co., Ltd., Shanghai 200063, China;6. Shanghai Zhongfang Architectural Design Co., Ltd., Shanghai 200021, China)Abstract:A model of damage to fresh concrete in a corrosive sulphate environment......
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Vacuum preloading combined electroosmotic strengthening of ultra-soft soilPENG Jie(彭劼)1, 2, XIONG Xiong(熊雄)1, 2, MAHFOUZ A H3, SONG En-run(宋恩润)1, 2(1. Key Laboratory for Geomechanics and Embankment... of Engineering, Jazan University, Jazan 45142, Saudi Arabia)Abstract:To assess the effectiveness of vacuum preloading combined electroosmotic strengthening of ultra-soft soil and study the mechanism......